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From e38eccb590e15c25d2601c335dde4fc2bbfb93da Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 17 Mar 2016 18:29:08 -0400
Subject: [PATCH 0939/1110] drm/amd/amdgpu: add query GFX cu info in CGS query
system info
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Needed for per CU powergating.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 5 +++++
drivers/gpu/drm/amd/include/cgs_common.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 594159c..e066817 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -791,6 +791,7 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device,
struct cgs_system_info *sys_info)
{
CGS_FUNC_ADEV;
+ struct amdgpu_cu_info cu_info;
if (NULL == sys_info)
return -ENODEV;
@@ -814,6 +815,10 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device,
case CGS_SYSTEM_INFO_PG_FLAGS:
sys_info->value = adev->pg_flags;
break;
+ case CGS_SYSTEM_INFO_GFX_CU_INFO:
+ amdgpu_asic_get_cu_info(adev, &cu_info);
+ sys_info->value = cu_info.number;
+ break;
default:
return -ENODEV;
}
diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h
index 7a3714b..a461e15 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -114,6 +114,7 @@ enum cgs_system_info_id {
CGS_SYSTEM_INFO_PCIE_MLW,
CGS_SYSTEM_INFO_CG_FLAGS,
CGS_SYSTEM_INFO_PG_FLAGS,
+ CGS_SYSTEM_INFO_GFX_CU_INFO,
CGS_SYSTEM_INFO_ID_MAXIMUM,
};
--
2.7.4
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